[Free] 2017(Nov) EnsurePass Passguide IBM C2090-556 Dumps with VCE and PDF 51-60

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Informix 11.50 Application Developer

Question No: 51 – (Topic 1)

What is an Informix database trigger?

  1. A way of rejecting unwanted database connections.

  2. A security event used by Informix auditing to warn the DBA of unwanted actions.

  3. An automatically executed set of SQL statements when a specific activation event occurs.

  4. An automatic event created by the database scheduling system to notify the DBA about a problem.

Answer: C

Question No: 52 – (Topic 1)

A distinct user defined data type called quot;dollarquot; is created as follows: CREATE DISTINCT TYPE dollar AS DOUBLE PRECISION;

When can you convert it to its base data type double precision?

  1. As long as no conversion rate is required.

  2. It may always be converted to its base data type.

  3. When a cast function exists between these two types.

  4. Only when the ALLOW_BASE_CAST attribute is used when creating the type.

Answer: C

Question No: 53 – (Topic 1)

You wish to show a user a total balance across all of their savings and checking accounts. However, you do not want them to be blocked or to see inconsistent information if money is being transferred between their accounts at the time of the query. What isolation level would you use?

  1. READ COMMITTED

  2. REPEATABLE READ

  3. COMMITTED READ LAST COMMITTED

  4. CURSOR STABILITY LAST COMMITTED

Answer: C

Question No: 54 – (Topic 1)

What are the default privileges when a table is created by the user?

  1. Select and Execute.

  2. No access if NODEFDAC is zero.

  3. Select, Insert, Update and Delete.

  4. Select, Insert, Update, Delete and Execute.

Answer: C

Question No: 55 – (Topic 1)

What occurs when the following statement is issued? SET DEBUG FILE TO quot;ericquot;;

  1. A file called eric will be created in INFORMIXDIR if they are connected to a remote database.

  2. A file called eric.debug will be created in INFORMIXDEBUG if they are connected to a local database

  3. A file called eric.debug will be create in users home directory if they are connected to a remote database.

  4. A file called eric will be created in the users current directory if they are connected to a local database.

Answer: D

Question No: 56 – (Topic 1)

What isolation level prevents other users from changing any of the rows that are examined by your query?

  1. Dirty Read

  2. Committed Read

  3. Repeatable Read

  4. Cursor Stability

Answer: C

Question No: 57 – (Topic 1)

Which statement describes a select cursor?

  1. It is used when you associate an EXECUTE FUNCTION statement with a cursor.

  2. It is a cursor that uses the FETCH option to retrieve successive rows of data from another cursor.

  3. It is the representation of columns or values that a user-defined function returns after a SELECT statement.

  4. It is a data structure that represents the active set of rows that the SELECT statement retrieved.

Answer: D

Question No: 58 – (Topic 1)

Which is NOT a characteristic of dynamic SQL in a program?

  1. It uses the EXECUTE statement to execute the prepared statement.

  2. It assembles the text of an SQL statement as a character string.

  3. It requires the exact content of every SQL statement to be known at the time the program is written.

  4. It executes a PREPARE statement, which asks the database server to examine the statement text and prepare it for execution.

Answer: C

Topic 2, Volume B

Question No: 59 – (Topic 2)

A function written in the Informix SPL may NOT return which of the following?

  1. No value.

  2. A NULL value.

  3. Multiple column values within a single call.

  4. A simple large object reference (byte or text column type).

Answer: A

Question No: 60 – (Topic 2)

What is the syntax to query a table that resides on a remote Informix database?

  1. database@server:[owner.]table

  2. database@server:databasename:[owner.]table

  3. database@server:user:password:[owner.]table

  4. database@server:databasename:user:password:[owner.]table

Answer: A

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